Oct 13 10:55:24.855 INFO checking pirate-1.0.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 10:55:24.857 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 10:55:25.268 INFO blam! 8337dd0787420ae3b6de6078b01cd279f2261a074316ffea90cf4d5cc2ab4801
Oct 13 10:55:25.273 INFO running `"docker" "start" "-a" "8337dd0787420ae3b6de6078b01cd279f2261a074316ffea90cf4d5cc2ab4801"`
Oct 13 10:55:26.236 INFO kablam! usermod: no changes
Oct 13 10:55:26.271 INFO kablam!     Checking pirate v1.0.0 (/source)
Oct 13 10:55:27.284 INFO kablam! warning: unused import: `Match`
Oct 13 10:55:27.284 INFO kablam!    --> src/matches.rs:104:17
Oct 13 10:55:27.284 INFO kablam!     |
Oct 13 10:55:27.284 INFO kablam! 104 |     use super::{Match, matches};
Oct 13 10:55:27.284 INFO kablam!     |                 ^^^^^
Oct 13 10:55:27.284 INFO kablam!     |
Oct 13 10:55:27.284 INFO kablam!     = note: #[warn(unused_imports)] on by default
Oct 13 10:55:27.284 INFO kablam! 
Oct 13 10:55:28.227 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
Oct 13 10:55:28.227 INFO kablam! su: No module specific data is present
Oct 13 10:55:28.499 INFO running `"docker" "rm" "-f" "8337dd0787420ae3b6de6078b01cd279f2261a074316ffea90cf4d5cc2ab4801"`
Oct 13 10:55:28.612 INFO blam! 8337dd0787420ae3b6de6078b01cd279f2261a074316ffea90cf4d5cc2ab4801